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Continental Device India Limited
An ISO/TS 16949, ISO 9001 and ISO 14001 Certified Company
HIGH VOLTAGE SWITCHING DIODE
BAS521
SOD- 523 Formed SMD Package
Marking:- with cathode band
BAS521 – L4
High Speed and High Voltage Switching Diode
ABSOLUTE MAXIMUM RATINGS DESCRIPTION
SYMBOL
Continuous Reverse Voltage
VR
Repetitive Peak Reverse Voltage
VRRM
Continuous Forward Current Ts < 90 ºC
Repetitive Peak Forward Voltage tP = 1ms; δ = 0.25
*IF IFRM
Non Repetitive Peak Forward Current tp=1µs, Square wave, Tj=25ºC Prior to Surge
IFSM
Total Power Dissipation Ts=90ºC
*ptot
Storage Temperature
Tstg
Junction Temperature
Tj
Operating Ambient Temperature
Tamb
THERMAL RESISTANCE Junction to Solder Point
**Rth (j-s)
Junction to Ambient in free air
Rth (j-a)
VALUE 300 300 250 1.0
4.5 500 - 65 to +150 150 - 65 to +150
120 500
UNIT V V mA A
A
mW oC oC oC
K/W K/W
*Ts is the temperature at the soldering point of the cathode tab,
** Soldering point of the Cthode tab.
ELECTRICAL CHARACTERISTICS (Ta=25º C unless specified otherwise)
DESCRIPTION
SYMBOL TEST CONDITION MIN
Breakdown Voltage
VBR
IR=100mA
300
Forward Voltage
***VF
IF=100mA
Reverse Current
IR VR=250V
VR=250V, Ta=150ºC
Reverse Recovery Time, when Switched from
IF=30mA to IR=30mA, RL=100Ω, measured at IR=3mA
trr
IF=5mA
Diode Capacitance
Cd VR=0V, f=1MHz
***Pulse test:- tp=300µ s; δ =0.02
BAS521 Rev 170210E
MAX
1.1 0.15 100 50 5.0
UNIT V V mA mA
ns
pF
Continental Device India Limited
Data Sheet
Page 1 of 3
BAS521
SOD- 523 Formed SMD Package
BAS521 Rev 170210E Continental Device India Limited
Data Sheet
Page 2 of 3
Customer Notes
BAS521
SOD- 523 Formed SMD Package
Component Disposal Instructions 1. CDIL Semiconductor Devices are RoHS compliant, customers are requested to please dispose as per prevailing Environmental Legislation of their Country.
2. In Europe, please dispose as per EU Directive 2002/96/EC on Waste Electrical and Electronic Equipment (WEEE).
Disclaimer
The product information and the selection guides facilitate selection of the CDIL's Semiconductor Device(s) best suited for application in your product(s) as per your requirement. It is recommended that you completely review our Data Sheet(s) so as to confirm that the Device(s) meet functionality parameters for your application. The information furnished on the CDIL Web Site/CD are believed to be accurate and reliable. CDIL however, does not assume responsibility for inaccuracies or incomplete information. Furthermore, CDIL does not assume liability whatsoever, arising out of the application or use of any CDIL product; neither does it convey any license under its patent rights nor rights of others. These products are not designed for use in life saving/support appliances or systems. CDIL customers selling these products (either as individual Semiconductor Devices or incorporated in their end products), in any life saving/support appliances or systems or applications do so at their own .
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